The BQ24026DRCRG4 is a highly integrated and efficient solution for lithium-ion battery charging, designed and manufactured by Texas Instruments. This compact single-cell Li-ion battery charger is ideal for portable applications, as it is capable of operating with either a USB port or an AC adapter.

Key Features

• Input Voltage Range: The device supports a wide range of input voltages from 4.35V to 6.5V, making it versatile for various power sources.
• Charge Current: It offers programmable charge current up to 1.5A through an external resistor, allowing for fast and efficient charging tailored to the needs of the specific battery.
• Integrated Power FET and Current Sensor: The BQ24026DRCRG4 simplifies the system design by integrating the power FET and current sensor, which also helps in reducing external component count.
• Thermal Regulation: To protect against overheating, the device features thermal regulation, which automatically reduces charge current.
• Charge Status Indicators: It includes a charge status output that indicates the charging progress, providing a simple way to monitor the battery status.
• Precharge Conditioning: For deeply discharged batteries, the device offers a precharge feature that conditions the battery with a lower charge current before entering the main charging phase.
• Safety Timers: Safety is further enhanced with programmable safety timers for charge termination and a precharge timer.

Applications

The BQ24026DRCRG4 is suitable for a wide range of portable devices, including:

• Smartphones
• Tablets
• Digital Cameras
• Portable Media Players
• Handheld Gaming Devices
• Bluetooth Headsets and Accessories

Quality and Reliability

As with all Texas Instruments products, the BQ24026DRCRG4 is designed to meet the highest standards of quality and reliability, ensuring consistent performance and a long operational lifespan for the devices it powers.